Depends-on:
unistd
extensions
-getgroups [test $HAVE_GROUP_MEMBER = 0]
-xalloc [test $HAVE_GROUP_MEMBER = 0]
-stdbool [test $HAVE_GROUP_MEMBER = 0]
+getgroups [test $HAVE_GROUP_MEMBER = 0]
+xalloc-oversized [test $HAVE_GROUP_MEMBER = 0]
configure.ac:
gl_FUNC_GROUP_MEMBER